<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        div,p{
            color:red;
        }
        /*p{*/
            /*color:red;*/
        /*}*/
    </style>
</head>
<body>

<div>
    div标签
</div>
<p>
    p标签
</p>

</body>
</html>